FineUI/FineUI_v6/FineUI.Examples/grid/grid_rowexpander_expandall.aspx.cs

using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Text;
using System.IO;

namespace FineUI.Examples.grid
{
    public partial class grid_rowexpander_expandall : PageBase
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                BindGrid();
            }
        }

        #region BindGrid

        private void BindGrid()
        {
            ViewState["UseDataSource1"] = true;

            DataTable table = DataSourceUtil.GetDataTable();

            Grid1.DataSource = table;
            Grid1.DataBind();
        }
        
        #endregion


        #region Events

        protected void Button1_Click(object sender, EventArgs e)
        {
            DataTable table;
            if (Convert.ToBoolean(ViewState["UseDataSource1"]))
            {
                ViewState["UseDataSource1"] = false;
                table = DataSourceUtil.GetDataTable2();
            }
            else
            {
                ViewState["UseDataSource1"] = true;
                table = DataSourceUtil.GetDataTable();
            }

            Grid1.DataSource = table;
            Grid1.DataBind();
        }

        protected void btnExpandRowExpanders_Click(object sender, EventArgs e)
        {
            Grid1.ExpandRowExpanders();
        }

        protected void btnCollapseRowExpanders_Click(object sender, EventArgs e)
        {
            Grid1.CollapseRowExpanders();
        }

        #endregion


    }
}